/* ===========================================================
   The Smoothie Diet Blog — Shared Stylesheet
   =========================================================== */

:root {
  --green: #1fae7d;
  --green-dark: #0f8f63;
  --green-light: #e6f7f1;
  --teal: #0fb8a8;
  --dark: #1c2b2b;
  --gray: #5f6f6c;
  --bg: #fbfdfc;
  --card-bg: #ffffff;
  --shadow: 0 6px 20px rgba(15, 143, 99, 0.08);
  --radius: 14px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--dark);
  line-height: 1.7;
  font-size: 17px;
}

a {
  color: var(--green-dark);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--teal);
}

img {
  max-width: 100%;
  border-radius: var(--radius);
}

/* ---------- Header / Navigation ---------- */
header.site-header {
  background: linear-gradient(135deg, var(--green) 0%, var(--teal) 100%);
  padding: 16px 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}

.nav-wrap {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  flex-wrap: wrap;
  gap: 12px;
}

.logo {
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
}

nav.main-nav {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

nav.main-nav a {
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
}

nav.main-nav a:hover {
  color: #eafff7;
  text-decoration: underline;
}

.btn-cta {
  background: #fff;
  color: var(--green-dark) !important;
  padding: 10px 22px;
  border-radius: 50px;
  font-weight: 700;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(0,0,0,0.12);
}

.btn-cta:hover {
  background: var(--green-light);
  color: var(--green-dark) !important;
}

/* ---------- Layout ---------- */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-hero {
  background: linear-gradient(135deg, var(--green-light), #ffffff);
  padding: 50px 0 40px;
  text-align: center;
}

.page-hero .eyebrow {
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--teal);
  margin-bottom: 10px;
}

.page-hero h1 {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--dark);
  max-width: 800px;
  margin: 0 auto 16px;
}

.page-hero p.lead {
  max-width: 700px;
  margin: 0 auto;
  color: var(--gray);
  font-size: 1.1rem;
}

/* ---------- Article ---------- */
article.post {
  max-width: 760px;
  margin: 0 auto;
  padding: 40px 20px 60px;
}

article.post h2 {
  font-size: 1.6rem;
  color: var(--green-dark);
  margin: 36px 0 14px;
  font-weight: 800;
}

article.post h3 {
  font-size: 1.25rem;
  color: var(--dark);
  margin: 24px 0 10px;
  font-weight: 700;
}

article.post p {
  margin-bottom: 16px;
  color: #33403e;
}

article.post ul, article.post ol {
  margin: 0 0 16px 24px;
}

article.post li {
  margin-bottom: 8px;
  color: #33403e;
}

article.post strong {
  color: var(--green-dark);
}

/* ---------- CTA Box ---------- */
.cta-box {
  background: linear-gradient(135deg, var(--green) 0%, var(--teal) 100%);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
  color: #fff;
  margin: 40px 0;
}

.cta-box h3 {
  color: #fff;
  font-size: 1.4rem;
  margin-bottom: 10px;
}

.cta-box p {
  color: #eafff7;
  margin-bottom: 20px;
}

.cta-box a.btn-primary {
  display: inline-block;
  background: #fff;
  color: var(--green-dark) !important;
  font-weight: 800;
  padding: 14px 32px;
  border-radius: 50px;
  font-size: 1.05rem;
  box-shadow: 0 6px 16px rgba(0,0,0,0.15);
}

.cta-box a.btn-primary:hover {
  background: var(--green-light);
}

/* ---------- Internal Links Box ---------- */
.related-posts {
  background: var(--card-bg);
  border: 1px solid #e3f1ec;
  border-radius: var(--radius);
  padding: 24px 28px;
  margin: 36px 0;
  box-shadow: var(--shadow);
}

.related-posts h3 {
  margin-top: 0;
  color: var(--green-dark);
}

.related-posts ul {
  margin: 10px 0 0 22px;
}

.related-posts li {
  margin-bottom: 8px;
}

/* ---------- Index Page Cards ---------- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  padding: 40px 0 60px;
}

.blog-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border: 1px solid #eef6f3;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 28px rgba(15,143,99,0.15);
}

.blog-card .card-icon {
  font-size: 2.2rem;
  background: var(--green-light);
  padding: 24px;
  text-align: center;
}

.blog-card .card-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-card h2 {
  font-size: 1.25rem;
  color: var(--dark);
  margin-bottom: 10px;
}

.blog-card p {
  color: var(--gray);
  font-size: 0.97rem;
  flex: 1;
  margin-bottom: 16px;
}

.blog-card .read-more {
  font-weight: 700;
  color: var(--green-dark);
}

/* ---------- Footer ---------- */
footer.site-footer {
  background: var(--dark);
  color: #cfe9e1;
  padding: 40px 0 24px;
  margin-top: 40px;
}

footer.site-footer .footer-wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 24px;
}

footer.site-footer h4 {
  color: #fff;
  margin-bottom: 12px;
  font-size: 1.1rem;
}

footer.site-footer ul {
  list-style: none;
}

footer.site-footer li {
  margin-bottom: 8px;
}

footer.site-footer a {
  color: #cfe9e1;
}

footer.site-footer a:hover {
  color: #fff;
}

.footer-bottom {
  text-align: center;
  font-size: 0.85rem;
  color: #93b3ac;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-disclaimer {
  font-size: 0.8rem;
  color: #80a39c;
  max-width: 900px;
  margin: 10px auto 0;
  text-align: center;
}

@media (max-width: 600px) {
  .page-hero h1 { font-size: 1.8rem; }
  article.post { padding: 24px 16px 40px; }
}